a {
    text-decoration: none;
}

.banner-main{
    overflow: hidden;
    border-radius: 15px;
    height: 500px;
    width:1244px;
    margin: 20px auto;
    padding: 0px;
    background-position: center;
    background-repeat: no-repeat;
}

.color-block {
    width:1244px;
    background-color: rgba(24, 71, 149, .4);
    height: 500px;
    border-radius: 15px;
    margin: -520px auto;
}

.ad-block {
    width: 100%;
    
}

.block-nav {
    height: 550px;
}

.main-content{
    width: 1244px;
    margin: 0 auto;
}

.inner-ad-block {
    width: 100%;
    margin: 0 auto;
}

.ad-text {
    font-weight: bold;
    text-align: center;
    color: white;
    font-size: 24px;
    margin-left: 38px;
    padding-bottom: 20px;
    /* transform: skewX(20deg); */
    /* -ms-transform:skewX(20deg); 	IE 9 */
    /* -moz-transform:skewX(20deg); 	Firefox */
    /* -webkit-transform:skewX(20deg); Safari 和 Chrome */
    /* -o-transform:skewX(20deg); 	Opera */
}

.first-text-p {
    margin-top: 50px;
}

.hot-course-block {
    padding-top: 20px;
    margin-bottom: 60px;
}


.btn-basic {
    background-color: #FA3E66;
    color:white;
    font-size: 18px;
    padding: 10px 60px;
}

.btn-basic:hover {
    background-color: #FA6F91;
}

.courses-title {
    font-size: 24px;
    color: #1C2334;
    text-align: center;
}

.top-course-item {
    margin: 10px;
    display: inline-block;
    width: 287px;
    border-radius: 10px;
    box-shadow: 2px 2px 2px;
    overflow: hidden;
    height: 270px;
}

.top-course-img {
    overflow: hidden;
    height: 189px;
}

.top-course-info {
    background-color: white;
    height: 81px;
}

.top-course-buttom-left {
    display: inline-block;
    height: 81px;
    width: 70%;
    padding-top: 20px;
    padding-left: 20px;
}

.top-course-buttom-right {
    display: inline-block;
    text-align: right;
    height: 81px;
    width: 19%;
    
}

.top-course-title {
    letter-spacing: 0;
    color: #505050;
}

.top-course-gray {
    letter-spacing: 0;
    color: #959597;
}

.top-course-item:hover {
    position: relative;
    top: -3px;
    box-shadow: 5px 5px 15px;
    transition: all .15s ease-out;
}

.dev-path-left{
    float: left;
    display: inline-block;
    width: 291px;
    margin-right: 10px;    
    overflow: hidden;
}

.dev-path-left:hover {
    transition: all .15s ease-out;
    box-shadow: 3px 3px 3px;
}

.dev-path-right {
    float: left;
    margin-right: 5px;
    width: 925px;
}

.dev-path-inner-top {
    background-color: #184795;
    height: 109px;
    padding: 20px 20px 15px;
    color: white;
}

.dev-path-big-title {
    font-size: 24px; 
    font-weight: bold;
    border-bottom: 1px solid rgba(255, 255, 255, .15);
}

.dev-path-first-title {
    font-size: 18px;
    padding-top: 10px;
}

.dev-path {
    margin: 25px 0px 25px 10px;
    display: block;
}

.dev-right-item {
    width: 448px;
    margin: 0 0 0 10px;
    height: 165px;
    margin-bottom: 5px;
    display: inline-block;
}

.dev-right-item img:hover {
    transition: all .15s ease-out;
    box-shadow: 4px 4px 4px rgba(0, 0, 0, .6);
}

@import url("https://maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css");
*, *:before, *:after {
  margin: 0;
  padding: 0;
  box-sizing: border-box; }

.tabs-wrapper {
  padding: 50px;
  width: 1244px;
  margin: 0 auto;
  background: #1570A5; }

section {
  display: none;
  padding: 20px 0 0;
  border-top: 1px solid #ddd; }

input {
  display: none; }

label {
  display: inline-block;
  margin: 0 0 -1px;
  padding: 15px 25px;
  font-weight: 600;
  text-align: center;
  color: white;
  border: 1px solid transparent; }

label:before {
  font-family: fontawesome;
  font-weight: normal;
  margin-right: 10px; }

label[for*='1']:before {
  content: '\f1cb'; }

label[for*='2']:before {
  content: '\f17d'; }

label[for*='3']:before {
  content: '\f16b'; }

label[for*='4']:before {
  content: '\f1a9'; }

label:hover {
  color: white;
  cursor: pointer; }

input:checked + label {
  color: white;
  border: 1px solid #ddd;
  border-top: 3px solid white;
  border-bottom: 1px solid #fff; }

#tab1:checked ~ #content1,
#tab2:checked ~ #content2,
#tab3:checked ~ #content3,
#tab4:checked ~ #content4 {
  display: block; }

@media screen and (max-width: 650px) {
  label {
    font-size: 0; }

  label:before {
    margin: 0;
    font-size: 18px; } }
@media screen and (max-width: 400px) {
  label {
    padding: 15px; } }

/*# sourceMappingURL=tabs.css.map */

.catewrapper {
    background-color: #1570A5;
    margin-bottom: 50px;
    width: 100%;
    box-shadow: 3px 3px 3px rgba(0, 0, 0, .3);
    margin:50px auto 0;
}

.section-tabs {
    padding-top: 30px;
}

.section-item {
    background-color: white;
    margin-bottom: 25px;
    width: 340px;
    height: 510px;
    display: inline-block;
    box-shadow: 2px 2px 3px rgba(8, 43, 64, .7);
}

.section-item:not(last) {
    margin-right: 20px;
}

.course-author {
    color: #6D6D6D;
    font-size: 16px;
}

.course-title {
    color: #111111;
    font-size: 20px;
    font-weight: bold;
}

.course-info {
    min-height: 95px;
}

.course-intro-wrapper {
    padding: 25px;
}

.course-intro-wrapper div{
    padding-bottom: 15px;
}